v
Contents
Electrical Safety and Emission Statements
.............................................iii
Contents
............................................................................................................ v
Preface
.............................................................................................................vii
Where to Find Related Guides......................................................................... vii
Document Conventions .................................................................................... vii
Contacting Allied Telesyn ...............................................................................viii
Online Support .........................................................................................viii
E-mail and Telephone Support................................................................viii
Returning Products ..................................................................................viii
For Sales or Corporate Information ........................................................viii
Chapter 1
Overview
........................................................................................................... 1
Optional Management Module .......................................................................... 1
System Models .................................................................................................... 2
Front and Back Components ............................................................................. 3
Twisted Pair and Fiber Optic Ports................................................................... 4
Twisted Pair Ports....................................................................................... 4
100Base-FX Fiber Optic Ports.................................................................... 4
Status LEDs........................................................................................................ 5
Link Test Switch................................................................................................. 6
MissingLink Feature.......................................................................................... 7
Duplex Mode DIP Switches................................................................................ 8
Reset Button ....................................................................................................... 9
Power Inlet.......................................................................................................... 9
Optional Redundant Power Supply Slot ........................................................... 9
10Base-T and RS-232 Ports ............................................................................. 10
Network Topology............................................................................................. 10
